private static Bitmap GetCardinalitiesShape(CardinalityShape cardi, int edgeCardiPlace, Color backgroundColor)
{
Bitmap carshape = new Bitmap(20, 20);
Graphics gimage = Graphics.FromImage(carshape);
if (cardi.MaxCardinality == -1)
{
gimage.DrawLine(ThongSo.ConectiveLinePen, new Point(10, 8), new Point(3, 20));
gimage.DrawLine(ThongSo.ConectiveLinePen, new Point(10, 8), new Point(17, 20));
gimage.DrawLine(ThongSo.ConectiveLinePen, new Point(10, 0), new Point(10, 20));
if (cardi.MinCardinality == 0)
{
gimage.FillEllipse(new SolidBrush(backgroundColor), 7, 0, 6, 6);
gimage.DrawEllipse(ThongSo.ConectiveLinePen, 7, 0, 6, 6);
}
else
{
gimage.DrawLine(ThongSo.ConectiveLinePen, new Point(3, 5), new Point(17, 5));
}
}
else
{
gimage.DrawLine(ThongSo.ConectiveLinePen, new Point(3, 13), new Point(17, 13));
gimage.DrawLine(ThongSo.ConectiveLinePen, new Point(10, 0), new Point(10, 20));
if (cardi.MinCardinality == 0)
{
gimage.FillEllipse(new SolidBrush(backgroundColor), 7, 3, 6, 6);
gimage.DrawEllipse(ThongSo.ConectiveLinePen, 7, 3, 6, 6);
}
else
{
gimage.DrawLine(ThongSo.ConectiveLinePen, new Point(3, 8), new Point(17, 8));
}
}
switch (edgeCardiPlace)
{
case 1:
break;
case 2: carshape.RotateFlip(RotateFlipType.Rotate90FlipNone);
break;
case 3: carshape.RotateFlip(RotateFlipType.Rotate180FlipNone);
break;
case 4: carshape.RotateFlip(RotateFlipType.Rotate270FlipNone);
break;
}
return(carshape);
}
private void RenderPreview(ComboBoxEdit imageComboBox, CardinalityShape cardi)
{
switch (imageComboBox.EditValue.ToString())
{
case "0, 1": cardi.setValue(0, 1);
break;
case "1, 1": cardi.setValue(1, 1);
break;
case "0, n": cardi.setValue(0, -1);
break;
case "1, n": cardi.setValue(1, -1);
break;
}
panelDoubleBuffered1.Refresh();
}
public EditTernaryRelationship(RelationshipShape relationship)
{
InitializeComponent();
Relationship = new RelationshipShape(relationship.sName, new Point(panelDoubleBuffered1.Width / 2, panelDoubleBuffered1.Height / 2), relationship.type);
SelectedEntity1 = new EntityShape(relationship.cardinalities[0].Entity.sName, new Point(panelDoubleBuffered1.Width / 2, ThongSo.ShapeH / 2), relationship.cardinalities[0].Entity.type);
SelectedEntity2 = new EntityShape(relationship.cardinalities[1].Entity.sName, new Point(panelDoubleBuffered1.Width / 2 - ThongSo.ShapeW * 3 / 2, panelDoubleBuffered1.Height - ThongSo.ShapeH / 2), relationship.cardinalities[1].Entity.type);
SelectedEntity3 = new EntityShape(relationship.cardinalities[2].Entity.sName, new Point(panelDoubleBuffered1.Width / 2 + ThongSo.ShapeW * 3 / 2, panelDoubleBuffered1.Height - ThongSo.ShapeH / 2), relationship.cardinalities[2].Entity.type);
cardi1 = Relationship.CreateCardinality(SelectedEntity1, relationship.cardinalities[0].MinCardinality, relationship.cardinalities[0].MaxCardinality);
cardi2 = Relationship.CreateCardinality(SelectedEntity2, relationship.cardinalities[1].MinCardinality, relationship.cardinalities[1].MaxCardinality);
cardi3 = Relationship.CreateCardinality(SelectedEntity3, relationship.cardinalities[2].MinCardinality, relationship.cardinalities[2].MaxCardinality);
panelDoubleBuffered1.Controls.Add(Relationship);
panelDoubleBuffered1.Controls.Add(SelectedEntity1);
panelDoubleBuffered1.Controls.Add(SelectedEntity2);
panelDoubleBuffered1.Controls.Add(SelectedEntity3);
panelDoubleBuffered1.Refresh();
int min1, max1, min2, max2, min3, max3;
min1 = Relationship.cardinalities[0].MinCardinality;
max1 = Relationship.cardinalities[0].MaxCardinality;
min2 = Relationship.cardinalities[1].MinCardinality;
max2 = Relationship.cardinalities[1].MaxCardinality;
min3 = Relationship.cardinalities[2].MinCardinality;
max3 = Relationship.cardinalities[2].MaxCardinality;
setCardinality(min1, max1, imageComboBoxEdit1);
setCardinality(min2, max2, imageComboBoxEdit2);
setCardinality(min3, max3, imageComboBoxEdit3);
showText();
}
public static void DrawCardinalitiesLine(Graphics g, CardinalityShape cardi, int EntityEdgeCardiPlace, int pos, int numCardi, Color backgroundColor)
{
EntityShape entity = cardi.Entity;
RelationshipShape rel = cardi.Relationship;
//debug
//g.DrawLine(new Pen(Color.Red, 1), entity.CenterPoint, rel.CenterPoint);
Point centerRelationship = rel.CenterPoint;
Point centerEntity = entity.CenterPoint;
Point TopLeft = entity.Location;
Point BottomRight = new Point(entity.Location.X + entity.Width, entity.Location.Y + entity.Height);
int stepX = pos * entity.Width / (numCardi + 1);
int stepY = pos * entity.Height / (numCardi + 1);
Bitmap myCardi = GetCardinalitiesShape(cardi, EntityEdgeCardiPlace, backgroundColor);
Point EntityStartPos = getStartPos(EntityEdgeCardiPlace, (ShapeBase)entity, TopLeft, BottomRight, stepX, stepY, myCardi);
Point EntityCardiPos = getCardiPos(EntityEdgeCardiPlace, (ShapeBase)entity, TopLeft, BottomRight, stepX, stepY, myCardi);
if (rel.type != RelationshipType.AssociativeEntity)
{
g.DrawImage(myCardi, EntityCardiPos);
g.DrawLine(ThongSo.ConectiveLinePen, EntityStartPos, centerRelationship);
}
else //nếu relationship là Associative Entity
{
Point TopLeftRel = rel.Location;
Point BottomRightRel = new Point(rel.Location.X + rel.Width, rel.Location.Y + rel.Height);
int AssEdgeCardiPlace = 0, index = 0;
rel.getCardiPosition(cardi, ref AssEdgeCardiPlace, ref index);
int stepXRel = (index + 1) * rel.Width / (rel.cardiplaces[AssEdgeCardiPlace - 1].Count + 1);
int stepYRel = (index + 1) * rel.Height / (rel.cardiplaces[AssEdgeCardiPlace - 1].Count + 1);
//cardi 1, 1
CardinalityShape cardi1 = new CardinalityShape();
cardi1.setValue(1, 1);
//lấy cardi của đầu bên kia Relationship
CardinalityShape cardi2 = new CardinalityShape();
foreach (CardinalityShape card in cardi.Relationship.cardinalities)
{
if (card != cardi)
{
cardi2 = card;
}
}
Bitmap CardiAtEn = GetCardinalitiesShape(cardi1, EntityEdgeCardiPlace, backgroundColor);
Bitmap CardiAtRel = GetCardinalitiesShape(cardi2, AssEdgeCardiPlace, backgroundColor);
Point AssStartPos = getStartPos(AssEdgeCardiPlace, (ShapeBase)rel, TopLeftRel, BottomRightRel, stepXRel, stepYRel, CardiAtRel);
Point AssCardiPos = getCardiPos(AssEdgeCardiPlace, (ShapeBase)rel, TopLeftRel, BottomRightRel, stepXRel, stepYRel, CardiAtRel);
g.DrawImage(CardiAtEn, EntityCardiPos);
g.DrawImage(CardiAtRel, AssCardiPos);
g.DrawLine(ThongSo.ConectiveLinePen, EntityStartPos, AssStartPos);
}
}
public AddCardinality(RelationshipShape relationship)
{
InitializeComponent();
Relationship = new RelationshipShape(relationship.sName, new Point(panelDoubleBuffered1.Width / 2, panelDoubleBuffered1.Height / 2), relationship.type);
SelectedEntity1 = new EntityShape(relationship.cardinalities[0].Entity.sName, new Point(panelDoubleBuffered1.Width / 2 - ThongSo.ShapeW * 3 / 2, panelDoubleBuffered1.Height / 2), relationship.cardinalities[0].Entity.type);
SelectedEntity2 = new EntityShape(relationship.cardinalities[1].Entity.sName, new Point(panelDoubleBuffered1.Width / 2 + ThongSo.ShapeW * 3 / 2, panelDoubleBuffered1.Height / 2), relationship.cardinalities[1].Entity.type);
cardi1 = Relationship.CreateCardinality(SelectedEntity1, relationship.cardinalities[0].MinCardinality, relationship.cardinalities[0].MaxCardinality);
cardi2 = Relationship.CreateCardinality(SelectedEntity2, relationship.cardinalities[1].MinCardinality, relationship.cardinalities[1].MaxCardinality);
panelDoubleBuffered1.Controls.Add(Relationship);
panelDoubleBuffered1.Controls.Add(SelectedEntity1);
panelDoubleBuffered1.Controls.Add(SelectedEntity2);
panelDoubleBuffered1.Refresh();
int min1, max1, min2, max2;
min1 = Relationship.cardinalities[0].MinCardinality;
max1 = Relationship.cardinalities[0].MaxCardinality;
min2 = Relationship.cardinalities[1].MinCardinality;
max2 = Relationship.cardinalities[1].MaxCardinality;
if (min1 == 0 && max1 == 1)
{
imageComboBoxEdit1.SelectedIndex = 0;
}
if (min1 == 1 && max1 == 1)
{
imageComboBoxEdit1.SelectedIndex = 1;
}
if (min1 == 0 && max1 == -1)
{
imageComboBoxEdit1.SelectedIndex = 2;
}
if (min1 == 1 && max1 == -1)
{
imageComboBoxEdit1.SelectedIndex = 3;
}
if (min2 == 0 && max2 == 1)
{
imageComboBoxEdit2.SelectedIndex = 0;
}
if (min2 == 1 && max2 == 1)
{
imageComboBoxEdit2.SelectedIndex = 1;
}
if (min2 == 0 && max2 == -1)
{
imageComboBoxEdit2.SelectedIndex = 2;
}
if (min2 == 1 && max2 == -1)
{
imageComboBoxEdit2.SelectedIndex = 3;
}
showText();
}